const API = require('../../api_new/api.js');
var app = getApp()
Page({
  data: {
    // text:"这是一个页面"
    topicList: [],
    page: 1,
    size: 10,
    count: 0,
    scrollTop: 0,
    showPage: false
  },
  onLoad: function(options) {
    // 页面初始化 options为页面跳转所带来的参数
    this.getTopic();
  },
  onReady: function() {
    // 页面渲染完成
  },
  onShow: function() {
    // 页面显示
  },
  onHide: function() {
    // 页面隐藏
  },
  onUnload: function() {
    // 页面关闭
  },
  nextPage: function(event) {
    console.log();
    var that = this;
    if (this.data.page + 1 > that.data.count / that.data.size) {
      return true;
    }
    that.setData({
      "page": parseInt(that.data.page) + 1
    });
    this.getTopic();
  },
  getTopic: function() {
    let that = this;
    that.setData({
      scrollTop: 0,
      showPage: false,
      topicList: []
    });
    // 页面渲染完成
    wx.showToast({
      title: '加载中...',
      icon: 'loading',
      duration: 2000
    });
    API.methodGet('topic', 'TopicList', {
      page: that.data.page,
      size: that.data.size
    }).then(function(res) {
      if (res.code === 0) {
        that.setData({
          scrollTop: 0,
          topicList: res.data.list,
          showPage: (that.data.page >= res.data.currPage) ? false : true,
          count: res.data.totalPage
        });
      }
      wx.hideToast();
    })
  },
  prevPage: function(event) {
    if (this.data.page <= 1) {
      return false;
    }
    var that = this;
    that.setData({
      "page": parseInt(that.data.page) - 1
    });
    this.getTopic();
  }
})